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Individual Calculations April 2018 |
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| Du Plessis, Jan Total change: -4.40 | |   |
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| 2018 Waterkloof Open (A) | Pretoria | RSA | 2018-03-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1530 | 1459 | 2.00 | 5 | -0.11 | 40 | -4.40 | |
|  Steyn, Hans | | | 1821 | RSA | 0.00 | 1 | -0.10 | 40 | -4.00 | |  Fourie, Brandon | | | 1316 | RSA | 0.00 | 1 | -0.69 | 40 | -27.60 | | | Govender, Yaduvir | | | 1413 | RSA | 0.50 | 1 | -0.06 | 40 | -2.40 | | | Mantati, Victor S | | | 1620 | RSA | 1.00 | 1 | 0.71 | 40 | 28.40 | | | Dykema, Dirkho | | | 1480 | RSA | 0.50 | 1 | 0.03 | 40 | 1.20 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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